<template>
  <div>
    <div class="el-toolbar">
      <div class="el-toolbar-body" style="justify-content: flex-start;">
        <el-button type="success" size="mini" @click="exportData">
          <i class="fa fa-plus"/> 导出数据字典
        </el-button>
        <el-button type="primary" size="mini" @click="importData">
          <i class="fa fa-plus"/> 导入数据字典
        </el-button>
      </div>
    </div>
    <el-table
      :data="list"
      style="width: 100%"
      row-key="id"
      border
      lazy
      :load="getChildrens"
      :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
      <el-table-column prop="date" label="名称" width="180">
        <template slot-scope="scope">
          <span>{{ scope.row.name}}</span>
        </template>
      </el-table-column>
      <el-table-column prop="date" label="编码" width="180">
        <template slot-scope="scope">
          <span>{{ scope.row.dictCode}}</span>
        </template>
      </el-table-column>
      <el-table-column prop="date" label="值" width="180">
        <template slot-scope="scope">
          <span>{{ scope.row.value}}</span>
        </template>
      </el-table-column>
      <el-table-column prop="date" label="创建时间" width="180">
        <template slot-scope="scope">
          <span>{{ scope.row.createTime}}</span>
        </template>
      </el-table-column>
    </el-table>
<!--    点击导入数据字典之后才会弹出下边的代码效果   dialogImportVisible是开关-->
    <el-dialog title="导入" :visible.sync="dialogImportVisible" width="480px">
      <el-form label-position="right" label-width="170px">
        <el-form-item label="文件">
          <el-upload
            :multiple="false"
            :on-success="onUploadSuccess"
            :action="'http://localhost:8080/admin/cmn/dict/importData'"
            class="upload-demo">
            <el-button size="small" type="primary">点击上传</el-button>
            <div slot="tip" class="el-upload__tip">只能上传excel文件,且不超过500kb</div>
          </el-upload>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogImportVisible = false">
          取消
        </el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
//导入  接口定义的js文件
import dict from '@/api/dict'
export default ({
  data(){
    return{
      list:[],
      dialogImportVisible:false //弹窗开关 ，默认false
    }
  },
  created() {
    this.getDictList(1)
  },
  methods:{
    importData(){
      this.dialogImportVisible=true;
    },
    //上传成功调用
    onUploadSuccess(response,file){
      this.$message({
        type:'success',
        message:'上传成功'
      })
      //关闭弹窗
      this.dialogImportVisible=false;
      //刷新页面
      this.getDictList(1)
    },
    exportData(){
      window.location.href='http://localhost:8080/admin/cmn/dict/exportData'
    },
    //数据字典列表
    getDictList(id){
      dict.dictList(id)
      .then(response=>{
        this.list=response.data
      })
    },
    getChildrens(tree, treeNode, resolve) {
      dict.dictList(tree.id).then(response => {
        resolve(response.data)
      })
    }
  }
})
</script>

<style scoped>

</style>
